Gaithersburg, MD
ZIP Codes in Gaithersburg, Maryland
December 16, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 20877 | 38,524 | 39.1406, -77.1921 |
| 20878 | 65,954 | 39.1126, -77.2504 |
| 20879 | 27,489 | 39.1673, -77.1641 |
| 20882 | 13,962 | 39.2287, -77.1627 |
| 20883 | -- | 39.1700, -77.1900 |
| 20884 | -- | 39.1440, -77.2076 |
| 20885 | -- | 39.1874, -77.2028 |
| 20898 | -- | 39.1440, -77.2076 |
| 20899 | 143 | 39.1403, -77.2220 |
Gaithersburg has 9 ZIP codes